Dayton, Ohio
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° -29.4° (1985) 22.2° (1950) 2.85" 5.3"
February -4° -22.8° (1936) 25° (2000) 2.4" 2.2"
March 10° -17.2° (1943) 28.9° (2007) 3.32" 1.7"
April 18° -7.8° (1972) 32.2° (1986) 4.01" 0.1"
May 12° 23° -1.1° (1966) 35° (1998) 4.81" 0"
June 17° 29° 5.6° (1990) 39.4° (1994) 3.99" 0"
July 19° 31° 9.4° (1940) 40.6° (1934) 4.28" 0"
August 18° 30° 6.7° (1946) 39.4° (1999) 2.85" 0"
September 14° 26° 0.6° (1942) 37.8° (1954) 2.71" 0"
October 19° -5° (1952) 33.3° (2007) 2.87" 0"
November 12° -15.6° (1958) 27.2° (1999) 3.32" 0.1"
December -3° -26.7° (1989) 23.9° (1998) 3.01" 2.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 19° 31° 11° (1988) 38° (1941) 0.14" 0"
Jul 2 19° 31° 12° (1988) 37° (1966) 0.13" 0"
Jul 3 19° 31° 13° (1940) 37° (2002) 0.13" 0"
Jul 4 19° 31° 11° (1940) 38° (2002) 0.13" 0"
Jul 5 19° 31° 13° (1940) 38° (2002) 0.14" 0"
Jul 6 19° 31° 11° (1972) 38° (1977) 0.13" 0"
Jul 7 19° 31° 12° (1983) 37° (1977) 0.14" 0"
Jul 8 20° 31° 12° (1984) 39° (1936) 0.15" 0"
Jul 9 20° 31° 12° (1984) 39° (1936) 0.15" 0"
Jul 10 20° 31° 11° (1963) 39° (1936) 0.16" 0"
Jul 11 20° 31° 11° (1945) 39° (1936) 0.15" 0"
Jul 12 20° 31° 12° (1945) 39° (1936) 0.16" 0"
Jul 13 20° 31° 9° (1940) 39° (1936) 0.15" 0"
Jul 14 20° 31° 11° (1967) 40° (1936) 0.16" 0"
Jul 15 20° 31° 13° (1950) 38° (1995) 0.15" 0"
Jul 16 20° 31° 12° (1945) 38° (1988) 0.14" 0"
Jul 17 20° 31° 13° (1940) 38° (1942) 0.14" 0"
Jul 18 20° 31° 13° (1976) 36° (1942) 0.15" 0"
Jul 19 19° 31° 13° (1947) 37° (1934) 0.13" 0"
Jul 20 19° 31° 11° (1947) 38° (1934) 0.13" 0"
Jul 21 19° 31° 12° (1944) 41° (1934) 0.13" 0"
Jul 22 19° 31° 11° (1947) 41° (1934) 0.14" 0"
Jul 23 19° 31° 12° (1947) 37° (1991) 0.14" 0"
Jul 24 19° 31° 14° (2004) 39° (1934) 0.13" 0"
Jul 25 19° 31° 14° (1948) 40° (1934) 0.14" 0"
Jul 26 19° 31° 12° (1946) 38° (1999) 0.14" 0"
Jul 27 19° 31° 12° (1937) 38° (1936) 0.12" 0"
Jul 28 19° 31° 13° (1937) 39° (1952) 0.13" 0"
Jul 29 19° 31° 14° (1968) 37° (1941) 0.12" 0"
Jul 30 19° 30° 12° (1981) 38° (1941) 0.11" 0"
Jul 31 19° 30° 13° (1936) 40° (1999) 0.12" 0"
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